9-amino-2-ethyl-6-fluoro-5-iodo-2,3-dihydro-1H-pyrrolo[3,4-b]quinolin-1-one 、
4-甲氧基吡啶-3-硼酸 以to afford the title compound as an off-white solid (76.2 mg, 53.5%)的产率得到9-amino-2-ethyl-6-fluoro-5-(4-methoxy-pyridin-3-yl)-2,3-dihydropyrrolo[3,4-b]quinolin-1-one